On Average, a Certain Kind of Kitchen Appliance Requires Repairs

question 49

Multiple Choice

On average, a certain kind of kitchen appliance requires repairs once every four years. Assume that the times between repairs are exponentially distributed. What is the probability that the appliance will work at least six years without requiring repairs?

• A) 0.7769
• B) 0.3456
• C) 0.6544
• D) 0.2231

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Having the intended or expected result or coming into force.

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